申报价值大于等于 2000CNY 时关税预付不能选择是 blur()

$(".duty_forward2").blur(function () {
TariffPrepaidRule();
})

if (!TariffPrepaidRule()) return false;

function TariffPrepaidRule() {
var shipping_method = $("[name=shipping_method] option:selected").val();
var dValue = parseFloat($("[name=product_declaration_value]").val());
var dutyForward = $("[name=duty_forward]:checked").val();
//美元跟人民币的转换汇率 usd_rmb_rate
if (shipping_method == "STCN" && (dValue * usd_rmb_rate) >= 2000) {
if (dutyForward == 1) {
$("#messageDialog").html("<p><{t}>申报价值大于等于 2000CNY 时关税预付不能选择是<{/t}><p>").dialog("open");
//自动选择 否
$(".duty_forward1").attr("checked",true);
return false;
}
}
return true;
}